Home / 8,028.36-11,053.98-7,290.25

Finding the Fourth Proportional to 8,028.36, 11,053.98 and 7,290.25

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Solution

The fourth proportional to 8,028.36, 11,053.98 and 7,290.25 is: 10,037.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.36 : 11,053.98 = 7,290.25 : x
  2. Step 2: Convert to fraction form
    8,028.36/11,053.98 = 7,290.25/x
  3. Step 3: Cross multiply
    8,028.36x = 11,053.98 × 7,290.25
  4. Step 4: Simplify right side
    8,028.36x = 80,586,250.06
  5. Step 5: Solve for x
    x = 80,586,250.06/8,028.36
  6. Step 6: Final answer
    x = 10,037.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.